Can a Minor Have Joint Physical Custody Modified to Live With Only One Parent

And none of that changes the law. Or the questionable parenting.

Porn isn't illegal, unless it is child porn. It wouldn't take but a few minutes for a law enforcement agency to check out your story. It also isn't against the law to have an affair without someone while married to another person. Just because something is morally wrong and/or you don't like it doesn't mean it is against the law or puts children at risk.